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Round|Natural|GIA

1.25ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 2566367099

Certificate GIA 2566367099

Diamond specifications and retailer prices

From $1,820 USD
As of November 4, 2026
Save $700 USD (28%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,520 USD at Yorxs · As of November 5, 2026
View at Yorxs

About this 1.25ct natural round diamond

This 1.25ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2566367099. Listed at 4 retailers as of November 4, 2026, with prices from $1,820 to $2,520, a $700 spread on the same certified stone. Yorxs lists it at $2,520. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.25
Carat
L
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2566367099
Dimensions6.86 × 6.80 × 4.30 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Cloud, Indented Natural, Natural
Top View
6.86 mm6.80 mm1.25 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2566367099
Side View
Table 58.0%Crown 35.5°Girdle: Med. - Sli. ThickPavilion 41.2°Culet: NDepth 62.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $2,007 USD|Low: $1,820 USD|High: $2,721 USD|Avg: $2,131 USD|-6.7%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 6, 2026
Retailer 3$1,820 USD
Retailer 2$1,920 USD
Retailer 1$2,007 USD
Yorxs$2,520 USD

34 data points across 4 retailers

4 retailers$1,820 USD to $2,520 USD

B+
Cheapest Retailer
-
$1,820 USD
B+
Retailer 2
-
$1,920 USD
View
B+
Retailer 3
-
$2,007 USD
View
Most Expensive
B
Yorxs
C8DDE3E99 · Nov 5
$2,520 USD
€2,400 EUR
View
3 more retailers have this diamond
Prices start from $1,820 USDSave up to $700 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.25ct Round
$1,820 USD